package com.hy.video.monitor.vmanager.gb28181.record;

import com.alibaba.fastjson.JSONObject;
import com.hy.video.monitor.common.StreamInfo;
import com.hy.video.monitor.gb28181.transmit.callback.RequestMessage;
import com.hy.video.monitor.service.IMediaServerService;
import com.hy.video.monitor.service.IPlayService;
import com.hy.video.monitor.utils.DateUtil;
import com.hy.video.monitor.vmanager.bean.VMCResult;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.context.request.async.DeferredResult;

import com.hy.video.monitor.gb28181.bean.Device;
import com.hy.video.monitor.gb28181.bean.RecordInfo;
import com.hy.video.monitor.gb28181.transmit.callback.DeferredResultHolder;
import com.hy.video.monitor.gb28181.transmit.cmd.impl.SIPCommander;
import com.hy.video.monitor.storager.IVideoManagerStorager;

import java.time.LocalDate;
import java.util.UUID;

@Api(tags = "国标录像")
@CrossOrigin
@RestController
@RequestMapping("/api/gb_record")
public class GBRecordController {

    private final static Logger logger = LoggerFactory.getLogger(GBRecordController.class);

    @Autowired
    private SIPCommander cmder;

    @Autowired
    private IVideoManagerStorager storager;

    @Autowired
    private DeferredResultHolder resultHolder;

    @Autowired
    private IPlayService playService;

    @Autowired
    private IMediaServerService mediaServerService;

    @ApiOperation("录像查询")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "deviceId", value = "设备ID", dataTypeClass = String.class),
            @ApiImplicitParam(name = "channelId", value = "通道ID", dataTypeClass = String.class),
            @ApiImplicitParam(name = "startTime", value = "开始时间", dataTypeClass = String.class),
            @ApiImplicitParam(name = "endTime", value = "结束时间", dataTypeClass = String.class),
    })
    @GetMapping("/query/{deviceId}/{channelId}")
    public DeferredResult<ResponseEntity<VMCResult<RecordInfo>>> recordinfo(@PathVariable String deviceId, @PathVariable String channelId, String startTime, String endTime){

        if (logger.isDebugEnabled()) {
            logger.debug(String.format("录像信息查询 API调用，deviceId：%s ，startTime：%s， endTime：%s",deviceId, startTime, endTime));
        }
        DeferredResult<ResponseEntity<VMCResult<RecordInfo>>> result = new DeferredResult<>();
        if (!DateUtil.verification(startTime, DateUtil.formatter)){
            VMCResult<RecordInfo> VMCResult = new VMCResult<>();
            VMCResult.setCode(-1);
            VMCResult.setMsg("startTime error, format is " + DateUtil.PATTERN);

            ResponseEntity<VMCResult<RecordInfo>> resultResponseEntity = new ResponseEntity<>(VMCResult, HttpStatus.OK);
            result.setResult(resultResponseEntity);
            return result;
        }
        if (!DateUtil.verification(endTime, DateUtil.formatter)){
            VMCResult<RecordInfo> VMCResult = new VMCResult<>();
            VMCResult.setCode(-1);
            VMCResult.setMsg("endTime error, format is " + DateUtil.PATTERN);
            ResponseEntity<VMCResult<RecordInfo>> resultResponseEntity = new ResponseEntity<>(VMCResult, HttpStatus.OK);
            result.setResult(resultResponseEntity);
            return result;
        }

        Device device = storager.queryVideoDevice(deviceId);
        // 指定超时时间 1分钟30秒
        String uuid = UUID.randomUUID().toString();
        int sn  =  (int)((Math.random()*9+1)*100000);
        String key = DeferredResultHolder.CALLBACK_CMD_RECORDINFO + deviceId + sn;
        RequestMessage msg = new RequestMessage();
        msg.setId(uuid);
        msg.setKey(key);
        cmder.recordInfoQuery(device, channelId, startTime, endTime, sn, null, null, null, (eventResult -> {
            VMCResult<RecordInfo> VMCResult = new VMCResult<>();
            VMCResult.setCode(-1);
            VMCResult.setMsg("查询录像失败, status: " +  eventResult.statusCode + ", message: " + eventResult.msg);
            msg.setData(VMCResult);
            resultHolder.invokeResult(msg);
        }));

        // 录像查询以channelId作为deviceId查询
        resultHolder.put(key, uuid, result);
        result.onTimeout(()->{
            msg.setData("timeout");
            VMCResult<RecordInfo> VMCResult = new VMCResult<>();
            VMCResult.setCode(-1);
            VMCResult.setMsg("timeout");
            msg.setData(VMCResult);
            resultHolder.invokeResult(msg);
        });
        return result;
    }

    @ApiOperation("开始历史媒体下载")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "deviceId", value = "设备ID", dataTypeClass = String.class),
            @ApiImplicitParam(name = "channelId", value = "通道ID", dataTypeClass = String.class),
            @ApiImplicitParam(name = "startTime", value = "开始时间", dataTypeClass = String.class),
            @ApiImplicitParam(name = "endTime", value = "结束时间", dataTypeClass = String.class),
            @ApiImplicitParam(name = "downloadSpeed", value = "下载倍速", dataTypeClass = String.class),
    })
    @GetMapping("/download/start/{deviceId}/{channelId}")
    public DeferredResult<ResponseEntity<String>> download(@PathVariable String deviceId, @PathVariable String channelId,
                                                           String startTime, String endTime, String downloadSpeed) {

        if (logger.isDebugEnabled()) {
            logger.debug(String.format("历史媒体下载 API调用，deviceId：%s，channelId：%s，downloadSpeed：%s", deviceId, channelId, downloadSpeed));
        }
//		String key = DeferredResultHolder.CALLBACK_CMD_DOWNLOAD + deviceId + channelId;
//		String uuid = UUID.randomUUID().toString();
//		DeferredResult<ResponseEntity<String>> result = new DeferredResult<ResponseEntity<String>>(30000L);
//		// 超时处理
//		result.onTimeout(()->{
//			logger.warn(String.format("设备下载响应超时，deviceId：%s ，channelId：%s", deviceId, channelId));
//			RequestMessage msg = new RequestMessage();
//			msg.setId(uuid);
//			msg.setKey(key);
//			msg.setData("Timeout");
//			resultHolder.invokeAllResult(msg);
//		});
//		if(resultHolder.exist(key, null)) {
//			return result;
//		}
//		resultHolder.put(key, uuid, result);
//		Device device = storager.queryVideoDevice(deviceId);
//
//		MediaServerItem newMediaServerItem = playService.getNewMediaServerItem(device);
//		if (newMediaServerItem == null) {
//			logger.warn(String.format("设备下载响应超时，deviceId：%s ，channelId：%s", deviceId, channelId));
//			RequestMessage msg = new RequestMessage();
//			msg.setId(uuid);
//			msg.setKey(key);
//			msg.setData("Timeout");
//			resultHolder.invokeAllResult(msg);
//			return result;
//		}
//
//		SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, true);
//
//		cmder.downloadStreamCmd(newMediaServerItem, ssrcInfo, device, channelId, startTime, endTime, downloadSpeed, (InviteStreamInfo inviteStreamInfo) -> {
//			logger.info("收到订阅消息： " + inviteStreamInfo.getResponse().toJSONString());
//			playService.onPublishHandlerForDownload(inviteStreamInfo, deviceId, channelId, uuid);
//		}, event -> {
//			RequestMessage msg = new RequestMessage();
//			msg.setId(uuid);
//			msg.setKey(key);
//			msg.setData(String.format("回放失败， 错误码： %s, %s", event.statusCode, event.msg));
//			resultHolder.invokeAllResult(msg);
//		});

        if (logger.isDebugEnabled()) {
            logger.debug(String.format("设备回放 API调用，deviceId：%s ，channelId：%s", deviceId, channelId));
        }

        DeferredResult<ResponseEntity<String>> result = playService.download(deviceId, channelId, startTime, endTime, Integer.parseInt(downloadSpeed), null, hookCallBack->{
            resultHolder.invokeResult(hookCallBack.getData());
        });

        return result;
    }

    @ApiOperation("停止历史媒体下载")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "deviceId", value = "设备ID", dataTypeClass = String.class),
            @ApiImplicitParam(name = "channelId", value = "通道ID", dataTypeClass = String.class),
            @ApiImplicitParam(name = "stream", value = "流ID", dataTypeClass = String.class),
    })
    @GetMapping("/download/stop/{deviceId}/{channelId}/{stream}")
    public ResponseEntity<String> playStop(@PathVariable String deviceId, @PathVariable String channelId, @PathVariable String stream) {

        cmder.streamByeCmd(deviceId, channelId, stream, null);

        if (logger.isDebugEnabled()) {
            logger.debug(String.format("设备历史媒体下载停止 API调用，deviceId/channelId：%s_%s", deviceId, channelId));
        }

        if (deviceId != null && channelId != null) {
            JSONObject json = new JSONObject();
            json.put("deviceId", deviceId);
            json.put("channelId", channelId);
            return new ResponseEntity<String>(json.toString(), HttpStatus.OK);
        } else {
            logger.warn("设备历史媒体下载停止API调用失败！");
            return new ResponseEntity<String>(HttpStatus.INTERNAL_SERVER_ERROR);
        }
    }

    @ApiOperation("获取历史媒体下载进度")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "deviceId", value = "设备ID", dataTypeClass = String.class),
            @ApiImplicitParam(name = "channelId", value = "通道ID", dataTypeClass = String.class),
            @ApiImplicitParam(name = "stream", value = "流ID", dataTypeClass = String.class),
    })
    @GetMapping("/download/progress/{deviceId}/{channelId}/{stream}")
    public ResponseEntity<StreamInfo> getProgress(@PathVariable String deviceId, @PathVariable String channelId, @PathVariable String stream) {

        StreamInfo streamInfo = playService.getDownLoadInfo(deviceId, channelId, stream);
        return new ResponseEntity<>(streamInfo, HttpStatus.OK);
    }
}
